JSON to Markdown Table
Convert a JSON array of flat objects into a GitHub-flavored Markdown table for documentation and READMEs.
Markdown table
| name | age | | --- | --- | | Alice | 30 | | Bob | 25 |
What is JSON to Markdown Table?
JSON to Markdown Table transforms JSON arrays into clean GitHub Flavored Markdown (GFM) tables ready to paste into README files, pull request summaries, documentation wikis, and technical notes. It aggregates all distinct keys across objects into columns and aligns row cells automatically.
How to use JSON to Markdown Table
- 1Paste a JSON array of objects (e.g. [{"id":1,"name":"Item"}]) into the editor.
- 2The tool automatically builds the Markdown table header and value rows.
- 3Click Copy and paste the Markdown table directly into your markdown document.
Key features
Union Key Header Mapping
Gathers every unique property key across all objects so no data fields are omitted.
GitHub Flavored Markdown
Outputs clean standard Markdown table syntax supported by GitHub, GitLab, and Obsidian.
Handles Sparse Objects
Fills empty cells gracefully when individual objects in the array omit specific keys.
100% Private In-Browser Conversion
Processes documentation data locally without sending documents to any remote server.
Examples & use cases
API Endpoint Parameters
Converting endpoint parameters into a markdown table
[
{"param": "page", "type": "int", "required": "false"},
{"param": "limit", "type": "int", "required": "false"}
]| param | type | required | | --- | --- | --- | | page | int | false | | limit | int | false |
Frequently asked questions
Helpful guides & tutorials
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